Register Descriptions
F-80 AT Commands
:T14=
n Connect Message Delay Timer
Range:
Where n is an integer from 0 to 255, in 100 millisecond intervals.
Default:
0
Specifies how long to wait before or after a connect message before CTS, DSR, DCD
go high. Use this command with @Cn (where n=0 or 1).
:T15=
n V.24 Control Register
Range:
Where n is an integer from 0 to 255 (see chart below).
Default:
159
This command is bit-mapped and used as follows:
Bit
Position
Function
Description
0
0
CTS is not affected by synchronous and direct
mode retrains
1
CTS is lowered during synchronous and direct
mode retrains
1
0
CTS is not affected by leased-line restoral or dial
backup operation
1
CTS is lowered during leased-line restoral or dial
backup operation in synchronous and direct modes
2
0
RTS is ignored while not connected when &R0 or
&R2 set
1
CTS follows RTS when not connected when &R0
or &R2 set
3
0
DTR operates according to &D setting in leased-
line operation
1
DTR is ignored in leased line while establishing a
connection and while connected, regardless of the
&D setting. DTR operates according to the &D
setting during switched line and dial backup
operation
4
0
Raising DTR forces the modem off hook in leased-
line mode when the modem is idle
